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Historic Fourth Avenue in Tucson in Pima County, Arizona — The American Mountains (Southwest)
 

Fourth Avenue Underpass

Constructed 2009

 
 
Fourth Avenue Underpass Marker image. Click for full size.
Photographed By Bill Kirchner, June 2, 2010
1. Fourth Avenue Underpass Marker
Inscription.  
Tucson City Engineer ― Jim Clock
Design Engineer ― Cannon & Associates, Inc. TranSystems Corp.

Contractor ― Sundt Construction, Inc.

Long known as the Gateway to the East End of Downtown, the Fourth Avenue Underpass in a vital link between the University of Arizona, the Fourth Avenue merchants and the Downtown Tucson Business District. In 1988, as part of a movement to revitalize the Downtown area, the City of Tucson moved to reconstruct the historic underpass to improve access under the Union Pacific Railroad and to provide the framework for Downtown Links, the final mile of the Barraza-Aviation Parkway.

With two 14-foot-wide travel lanes, raised sidewalks (8-foot-wide on one side and 20-foot-wide on the other), dedicated 6-foot-wide bicycle lanes, provisions for the Tucson Modern Streetcar, and two overhead pedestrian bridges, the new Fourth Avenue Underpass greatly improves all modes of travel between the City Center and bustling Fourth Avenue businesses.

The Fourth Avenue Underpass is 245 feet long and supports three railroad tracks and Downtown Links. The structural system
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consists of cast-in-place reinforced concrete skewed slab spans supported on concrete walls and columns. The underpass features a modern architectural treatment with rusticated retaining walls, oval-shaped concrete columns, and metal railing to separate vehicular travel lanes and pedestrian walkways. The reconstruction of Fourth Avenue Underpass began on June 21, 2007, and opened to traffic on August 20, 2009. The reopening dedication was attended by nearly 10,000 people who celebrated this transportation milestone for the Tucson Community.
 
Topics. This historical marker is listed in this topic list: Bridges & Viaducts. A significant historical month for this entry is June 1913.
 
Location. 32° 13.429′ N, 110° 57.945′ W. Marker is in Tucson, Arizona, in Pima County. It is in Historic Fourth Avenue. Marker is at the intersection of North Fourth Avenue and East 9th Street, on the right when traveling south on North Fourth Avenue. Touch for map. Marker is at or near this postal address: 395 E 9th St, Tucson AZ 85705, United States of America. Touch for directions.
 
Other nearby markers. At least 8 other markers are within walking distance of this marker. Historic Fourth Avenue Underpass (here, next to this marker); Coronado Hotel (within shouting distance of this marker); Wyatt Earp Shot Frank Stilwell… (about 500 feet away, measured in a direct line); Southern Pacific Railroad (about 500 feet away); Toole Avenue
Fourth Avenue Underpass Marker image. Click for full size.
Photographed By Bill Kirchner, June 2, 2010
2. Fourth Avenue Underpass Marker
(about 500 feet away); Locomotive 1673 / Locomotora 1673 (about 500 feet away); Hotel Congress (about 700 feet away); Congress Street (about 800 feet away). Touch for a list and map of all markers in Tucson.
 
Fourth Avenue Underpass image. Click for full size.
Photographed By Bill Kirchner, June 2, 2010
3. Fourth Avenue Underpass
Fourth Avenue Underpass image. Click for full size.
Photographed By Bill Kirchner, June 2, 2010
4. Fourth Avenue Underpass
 
 
Credits. This page was last revised on June 16, 2016. It was originally submitted on June 4, 2010, by Bill Kirchner of Tucson, Arizona. This page has been viewed 1,086 times since then and 13 times this year. Photos:   1, 2, 3, 4. submitted on June 4, 2010, by Bill Kirchner of Tucson, Arizona. • Syd Whittle was the editor who published this page.

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Feb. 25, 2024